Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a second embodiment thereof.

The peripheral dashed broken lines illustrate a display screen or portion thereof and form no part of the claimed design. The remaining dashed broken lines illustrate text and other features that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 